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EV-ADF5355SD1Z Frequency unable to lock at 4.2Ghz

Question asked by roeyre on Mar 10, 2015
Latest reply on Mar 26, 2015 by rbrennan



I am using the EV-ADF5355SD1Z and for some reason the unit is unable lock at 4.2Ghz.

I am using the default  EV-ADF5355_SD1Z_PrE recommended loop filter and RfoutA P/N and RfoutB matching values.

In addition, in 6.8Ghz there is a 5dB difference between port RfoutA-P and RfoutA-N.